Similar Climates › City Pairings › Lucknow ≈ Vientiane
City Pairings
loose match
Lucknow, India and Vientiane, Laos are a loose climate match — 2,432 km (1,511 mi) apart. Lucknow is Köppen zone Cwa; Vientiane is Aw.
See Lucknow on the interactive map →Lucknow is classed dry-winter subtropical (Cwa) while Vientiane is tropical savanna (Aw) — different Köppen labels, but January and July still land close enough to pair. They sit only about 2,432 km (1,511 mi) apart — a short hop on the atlas for a climate match this close.
It is a loose match: useful as a climate analogue for Lucknow, though not a perfect copy. January means differ by 6°C (Vientiane warmer); July by 2°C (Vientiane cooler). Rainfall shifts more: Vientiane is 25 mm wetter in July, and 20 mm drier in January.
Sunshine stays close: Vientiane at 8.9 h/day on average versus 8.6 h/day in Lucknow (January 10 h / 9.2 h, July 7.8 h / 7.9 h). Air quality: mean PM2.5 is 13 µg/m³ in Vientiane vs 67 in Lucknow (lower by 53 µg/m³). Humidity: dew point in Vientiane runs about 6°C higher in January (15°C vs 9°C), so the air feels muggier.
January & July · °C and mm
Compare Lucknow and Vientiane month by month on the interactive map →
See Vientiane's climate twin on its own page.
On Similar Climates, Vientiane, Laos is the closest distant match for Lucknow, India — scored loose, about 2,432 km (1,511 mi) away.
Lucknow and Vientiane are separated by roughly 2,432 km (1,511 mi) on the great-circle route.
Yes — both cities are in the same hemisphere, so summer and winter fall in the same calendar months.
No — Lucknow is dry-winter subtropical (Cwa) and Vientiane is tropical savanna (Aw), but the January and July numbers still align closely enough to pair.
Lucknow has a dry-winter subtropical climate (Cwa). January averages a high of 23°C and a low of 9°C with 25 mm of rain; July averages 34°C / 26°C and 280 mm.
Lucknow averages about 9.2 hours of sunshine a day in January and 7.9 hours in July.
January PM2.5 averages about 104.8 µg/m³ (US AQI 187); July averages 28.5 µg/m³ (US AQI 88).
Other close climate matches for Lucknow: Campo Grande (loose), Beira (loose), Santa Cruz de la Sierra (loose).
All dry-winter subtropical (Cwa) cities on Similar Climates →
Explore Lucknow and Vientiane on the interactive map →